92 Pitahaya Nitrogen Vegetative g 180.00 110.00 40.00 As far as fertilizer does in concerned 40g Nitrogen and 60 Potassium should be applied to one year old plant. These doses should be increased at same rate. Four and onwards 180 g Nitrogen, 120 g Phosphorus and 180 g Potassium should be applied to each tree 8,861